The discovery of the cowpox vaccination let the danger of vaccination more less, and cost lest.牛痘术的发明使种痘的危险性更小, 花费也降到最低,故而很快在全世界推广开来.In nineteen century, Enligh doctor Pearson came to Macao to spread the cowpox vaccinati...
Observing the prince take delight in Benedick's conversation, she called him " the prince's jester ".她注意到亲王很喜欢听培尼狄克的谈话, 就叫他作 “ 亲王的小丑. ”This sarcasm sank deeper into the mind of Benedick than all Beatrice had sa...
He had bowed out gracefully when his successor had been appointed.他在继任者被任命后体面地引退了。She loved the gracefully high ceiling, with its white-painted cornice.她喜欢这里高高的天花板，它造型优美，还带有一圈漆成白色的飞檐。She stepped gracefully onto the stage...